Curve Normal Mode ItemsΒΆ

MINIMUM_TWIST:

Minimum Twist.

Calculate normals with the smallest twist around the curve tangent across the whole curve.

Z_UP:

Z Up.

Calculate normals perpendicular to the Z axis and the curve tangent. If a series of points is vertical, the X axis is used..

FREE:

Free.

Use the stored custom normal attribute as the final normals.